Office business machine



FIG. 1 is the perspective view of an office business machine showing my new design; FIG. 2 is the front view thereof; FIG. 3 is the rear view thereof; FIG. 4 is the left side view thereof; FIG. 5 is the right side view thereof; FIG. 6 is the top view thereof; and, FIG. 7 is the bottom view thereof. 

The ornamental design for an “office business machine” , as shown and described. 